If-instance Alternatives

Similar projects and alternatives to if-instance

ifcxt

4 110 0.0 Haskell if-instance VS ifcxt

constraint level if statements
ghc-proposals

1 0 0.0 if-instance VS ghc-proposals

Proposed compiler and language changes for GHC and GHC/Haskell (by hsyl20)
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NOTE: The number of mentions on this list indicates mentions on common posts plus user suggested alternatives. Hence, a higher number means a better if-instance alternative or higher similarity.

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if-instance reviews and mentions

Posts with mentions or reviews of if-instance. We have used some of these posts to build our list of alternatives and similar projects. The last one was on 2022-09-08.

Branching on constraints (if-instance), applications
2 projects | /r/haskell | 8 Sep 2022

Sam Derbyshire has a cool type-checking plugin called if-instance that lets you branch on whether a constraint is satisfied with the following interface:
Different `Num` instances based on availability of another instance.
2 projects | /r/haskell | 29 Jul 2022
How do I define this super-unsafe type class (not internally consistent at all 😱)
3 projects | /r/haskell | 15 Feb 2022

/u/presheaf has a more modern version using a GHC plugin: https://github.com/sheaf/if-instance
Quantified, overlapping type family equations
1 project | /r/haskell | 30 Aug 2021

I just put up a library that allows branching on whether a constraint is satisfied, using a type-checking plugin. There's also a type-family IsSat, which works as in the OP. Let me know what you think!
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www.saashub.com | 27 Apr 2024

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